---
title: vU64FullMulOdd
framework: Kernel
role: symbol
role_heading: Function
platforms: [macOS 10.0+]
path: kernel/1411109-vu64fullmulodd
---

# vU64FullMulOdd

Unsigned 64-bit multiplication; results are twice as wide as multiplicands, odd-numbered elements of multiplicand vectors are used.  Note the big-endian convention: the leftmost element is element 0.

## Declaration

```occ
vUInt32 vU64FullMulOdd(vUInt32 vA, vUInt32 vB);
```